Owls are well known for their almost silent flight. Previous studies of their flight feathers have revealed they have fringes on their trailing edge that suppress noise, but the way the fringes actually suppressed sound was not known, so a research team at scientists and engineers at Center for Aerial Intelligent Vehicles at Chiba University, […]
‘Dinosaur age’ bird keratin found according to reports in ScienceDaily 21 November 2016, ABC News 24 November 2016 and PNAS doi: 10.1073/pnas.1617168113, published online 21 November 2016. In recent years scientists studying the microscopic structure of fossil birds and dinosaurs, have found small structures that look like melanosomes, granules containing the pigment melanin. There has […]